Project number: 224348 Project acronym: AEGIS Project title: Open Accessibility Everywhere: Groundwork, Infrastructure, Standards Starting date: 1 September 2008 Duration: 48 Months AEGIS is an Integrated Project (IP) within the ICT programme of FP7

1. odt2daisy:
Generating DAISY Books from
LibreOffice / OpenOffice.org
Christophe Strobbe
K.U.Leuven, Belgium
christophe.strobbe@esat.kuleuven.be
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

2. odt2daisy Objectives
Produce DAISY from LibreOffice /
OpenOffice.org Writer
●
In most European languages
●
In a free and open-source office suite
●
Support:
– DAISY 3 (with or without audio)
– DAISY 2.02 (for older players)
– Multilingual content
– Mathematical Markup Language
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

3. odt2daisy Components
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odt2daisy extension, which uses
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OpenOffice.org UNO API
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Java, XSLT & XPath
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DAISY Pipeline Lite (for Full DAISY)
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Operating system’s text-to-speech
engine(s)
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Templates with custom styles for DAISY
production
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

4. odt2daisy: Latest Version(s)
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V 2.1 released April 2010; v 2.1.2
November 2011
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http://sourceforge.net/projects/odt2daisy/
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Available for Windows, Mac, Linux
(no 64-bit operating systems)
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Localised in English, French, Dutch,
Spanish and Hungarian
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LGPL 3 or later
●
Being used in DAISY Pipeline
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

5. Support for ODT Features
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Heading, List, Table, Images, Captions,
Notes, Foot/Rear notes, Math, TOC,
Section, Frame, Bookmark,
Metadata, ...
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Page numbering (1,i,I,a,A; advanced)
●
Front / body / rear matter
●
New in 2.1.2: long description for
images, table captions, non-Western
languages, ...
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

6. The odt2daisy Wish List
●
More accessible user interface
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Move all content checks before “Save...”
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Option to preserve empty paragraphs to
create pauses
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Improve support for tables, page
numbering, non-Western languages, …
●
Share more code with odt2braille
●
Later: support for DAISY 4
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

7. odt2daisy Demonstration
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

8. odt2braille:
Generating Braille from
LibreOffice / OpenOffice.org
Christophe Strobbe
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

9. Motivation & Problem Area
●
Braille
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faces competition from TTS and digital
talking books
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important for functional literacy
●
only reading method for deafblind
persons
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

10. Braille Production Methods
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Tiger Software Suite (TSS), Braille Maker,
WinBraille: embossing from MS Word and other
Microsoft applications
●
Separate programs, e.g. Duxbury Braille
Translator (DBT)
●
RoboBraille: e-mail based Braille translation
agent
●
AutoBraille & NorBraille: multi-volume Braille
books based on DAISY
●
Dots: open-source Braille transcriber for GNOME
(relies on liblouisxml)
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

11. odt2braille Objectives
Enable end-users to produce Braille
●
In a free, open-source and cross-
platform office suite
=> LibreOffice / OpenOffice.org as
Braille authoring environment
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Reduce or eliminate the need for editing
Braille codes after export
●
Emboss directly or just export
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

12. odt2braille Objectives
●
ODF as source format for both DAISY &
Braille
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Useful for Braille & DAISY production
centres
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High flexibility
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

13. How?
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Build LibreOffice / OpenOffice.org
extension
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Reuse existing tools:
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liblouisxml: open-source library for
Braille transcription of XML docs
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liblouis: Braille translation engine
●
BrailleUtils: library for embossing and
converting PEF files (Portable Embosser
Format)
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

14. Current Status
Version 0.1.1 released 8 November 2011:
●
OpenDocument Text (ODT) can be embossed
on embossers from Interpoint, Index, Braillo,
CIDAT, Enabling Technologies, Mountbatten,
ViewPlus
●
Export to “Braille Formatted files” (.brf; .bra)
●
Export to Portable Embosser Format (PEF):
embosser-independent; uses XML and Unicode
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User preferences stored as metadata
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In 17 languages, including English, Dutch, French,
Spanish, Portuguese, German, Swedish, Greek, ...
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

15. The odt2braille Wish List
●
Volunteers to test embosser support !
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More accurate Braille translations (liblouis)
●
Support for more official Braille formatting
guidelines (not only BANA)
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Embossing on Mac OS (not just export)
●
Linux version:
●
Debian package being prepared by Debian
Accessibility Project
●
Ideally not just Writer but also Calc
(spreadsheets) and Impress (presentations)
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

16. Screenshot: Settings - General
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

17. Screenshot: Emboss
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

18. Screenshot: Preview Window
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

19. AccessODF:
Accessibility Evaluation and
Repair for LibreOffice /
OpenOffice.org Writer
Christophe Strobbe
K.U.Leuven, Belgium
christophe.strobbe@esat.kuleuven.be
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

20. AccessODF Objectives
●
Quality of DAISY & Braille output
depends on accessibility of source
●
→ Users asked for accessibility checker
●
Help users evaluate and repair
accessibility issues in Writer
●
for ODT
●
for ODT as source for DAISY & Braille
●
for ODT as source for PDF
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

21. AccessODF Status
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First version released 8 November 2011
●
Identifies 30+ errors and warnings:
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image / formula / object without text
alternative
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no default language for the document
●
span of text / hyperlink without
language identification
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table created with tabs / spaces
●
text & background have low contrast
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

22. AccessODF Status
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DAISY-specific checks
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Image format not supported by DAISY
(only PNG and JPG)
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More than 6 levels of headings
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Braille-specific checks
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Table or image caption cannot be linked
●
Material is transposed from its original
location. (Lists, text boxes and images
inside a table.)
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

23. Support for Accessibility Repair
●
Not just errors and
warnings:
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“Repair” button: active
when (semi-)automatic
repair is possible, e.g.
●
empty heading:
automatic
●
missing alt text: semi-
automatic
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

24. AccessODF Demonstration
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011

25. Where to Go...
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odt2daisy:
http://odt2daisy.sf.net/
●
odt2braille:
http://odt2braille.sf.net/
●
AccessODF:
http://sourceforge.net/projects/
accessodf
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Use the software, submit bugs,...
AEGIS Final Workshop, Brussels, Belgium, 28 November 2011